We couldn't make this happen without the support of our incredible sponsors!  Each partner is intentionally curated and selected to ensure they align with the values of Boulderthon and will uplevel your race experience.  They are the brands we know and love to use!


Presenting Sponsor of the Start Village

Uber Eats

Uber Eats is the easy way to get the food you love delivered! To celebrate the partnership, we're offering an exclusive promo code. Enter code BOULDERTHON25 at checkout and enjoy 25% off your next 10 orders.

Presenting Sponsor of the After Party

Michelob Ultra

Michelob ULTRA is a Superior Light Beer brewed for those who understand that it's only worth it if you enjoy it. Containing only 95 calories and 2.6 carbs, Michelob ULTRA is a light lager brewed with the perfect balance of Herkules hops and wholesome grains, producing a light citrus aroma and a crisp, refreshing finish. All Boulderthon Half Marathon & Full Marathon participants will receive 1 free from Michelob.

Presenting Sponsor of the Expo

Recover Brands

Recover Brands proudly sells 100% recycled t-shirts and apparel made from discarded water bottles and cotton. Recover's mission is to make the best, most environmentally friendly and socially responsible products possible, and to educate and inspire those around us to live and work for a sustainable tomorrow🌎 

All Boulderthon Race Shirts will be Recover shirts!

Title Sponsor of the Kids Run & Official Conservation Partner

Denver Zoo

As one of Colorado’s most vital cultural cornerstones, Denver Zoo is dedicated to providing the communities they serve with an intimate, inspiring and informative first-hand encounter with the wonders of nature. But, while they proudly provide families with an accessible and inviting place to connect with wildlife—and one another—they're so much more than that, too.

Their 84-acre campus is an enchanting urban field station, where 3,000+ wonderful wild animals serve as ambassadors for their wild counterparts all over the world. Their award-winning education and outreach teams spark curiosity for learners of all ages throughout metropolitan Denver. In addition, their global Field Conservation and Emergency Wildlife Response teams have worked tirelessly for more than two decades to protect species threatened by human encroachment, habitat loss and catastrophic events.

As a non-profit organization, they rely on your support through memberships, visits and donations to instigate action on behalf of our endangered Earth, first by igniting AWE in our visitors. That’s why they're more devoted than ever to our living their mission—Inspiring Communities to Save Wildlife for Future Generations—each and every day. The survival we ensure may be our own.

Official Running Store & Training Program

Fleet Feet

Fleet Feet has the best selection of running shoes and gear to help you crush your goals and will help you find what's best for you!

They are hosting the Official Boulderthon Training Programs at all 5 of their Colorado locations: Boulder, Cherry Creek, DTC, Littleton & Colorado Springs!

Official Nutrition & Hydration Sponsor


UCAN is the award-winning Edge energy gel is changing how runners fuel - delivering steady, long-lasting energy that's easy on the stomach. Edge features steady-release carbs instead of sugar, so you don't get the dreaded spike and crash. 

Get FREE samples of this game-changing energy for just the cost of shipping here!  Get 20% off Energy + Protein Powders at the Boulderthon UCAN Store here with code BOULDERTHON23

Official Coach of Boulderthon

Nell Rojas - Rise Boulder

Nell Rojas is a two time top American finisher at the Boston Marathon, top 10 Finisher at the 2020 Marathon Olympic Trials, top 10 Finisher at the New York City Marathon, winner of the Grandma's marathon, currently ranked 6th marathoner in the U.S, and a 10 mile National Champion.

Nell has a Bachelors of Science in Exercise Science, 17 years of coaching experience and 17 years of experience racing and training at a high level. She coaches everyone from Olympic Trials Qualifiers to people training to complete their first 5k.

Nell uses her personal experience as a professional runner and triathlete combined with her education and years of experience coaching strength, running, and triathlons to put together breakthrough plans for her athletes. 

Sign up for coaching now! Virtual and in-person options available.

Official Nutritionist of Boulderthon

Dash of Dana

There is more to performance than the effort you put in during your training sessions. Nutrition is the component of training that can help you gain the competitive edge when you take the initiative to fuel properly. Fueling properly looks different for each individual and can vary throughout training phases. It is time to have an individualized, sustainable nutrition plan to take you to that next level!

Dana Eshelman, MS, RDN, CSSD METS, is a Registered Dietitian Nutritionist (RDN) and has been in the nutrition world, professionally, for 5 years.

Nutrition has a special place in her heart and has impacted her on a personal level as a female athlete. From a young age, she committed to understanding the power of nutrition on health, longevity, and performance.

Learn more and work with Dana here!

Official Healthcare System

Advent Health

Whole-Person Health Care in Colorado

World-class, individualized care is close to home in the Denver Metro area — and backed by the strength of a powerful nationwide network. That means your family will always have access to the expert resources and specialists you need.

Official Bank

US Bank

Since the Lincoln administration signed our national bank charter No. 24 in 1863, US Bank has drawn on their financial strength to serve customers. This has been especially evident in times of need, such as during the COVID-19 pandemic. Their response by the end of 2020 included a $20 million premium pay program for their employees, relief assistance and 108,000 Small Business Administration Paycheck Protection Program (PPP) loans for their customers, and $30 million in expedited charitable contributions for our communities. As a result, they're proud to have been named the most essential bank amid the pandemic in a ranking by The Harris Poll.

They also recognize that this past year has fundamentally changed banking by accelerating the shift to digital products and services. They're positioned well for this future, having launched new tools – like the U.S. Bank Smart Assistant™ – to complement their 26-state branch footprint.Company historyFuture vision.

Official Lifestyle Magazine


5280 is Denver's Premier Lifestyle Magazine. Named for the elevation of Denver- 5,280 feet above sea level, they take the interests of Denver's eclectic people and translated them into a combination of high-quality journalism and eye-catching graphic design. 5280 captures Denver’s unique voice like never before.

Official Coffee Sponsor

Lost City at Avanti

Lost City serves up their own staff-roasted specialty coffee, gorgeous desserts from their in-house pastry chef, Little Man ice cream, and much more!

They serve both the Boulder and Denver locations and are conveniently located for all of your race day caffeine needs.

Official Automative Dealership

Emich VW

Buying, leasing or servicing a car, crossover, SUV or truck in the Boulder area just got easier at Emich VW of Boulder.  Building on the excellent reputation of the Emich Family dealerships around Colorado, Emich Volkswagen of Boulder promises to provide Northern Colorado with an impressive vehicle inventory, friendly and knowledgeable staff, and expert vehicle service.

Sweet Finish Line Snack Sponsor


Bare's products start with real fruits and coconuts, baked to crunchy perfection. Made with no artificial colors, flavors, or preservatives. They're healthy, delicious & simple!

Exclusive Finish Line Water

Liquid Death

Don't be scared, it's just water! Liquid Death is just a funny beverage company who hates corporate marketing as much as you do. Their evil mission is to make people laugh and get more of them to drink more water more often, all while helping to kill plastic pollution.

VIP Massage Provider

Evolve Health & Wellness

Evolve Health and Wellness is a group of chiropractors located in Longmont, Colorado whose scope goes beyond the adjustment. With education in strength and conditioning, gait analysis, nutrition, acupuncture and massage therapy, these doctors are ready to help you with any goal you set for yourself!

Lagoon Sleep

Official Pillow of Boulderthon + High-Performance Athletes Everywhere

Lagoon Sleep

The Ultimate Recovery Tool: Your Lagoon Performance Pillow

The key to staying energetic and injury-free while training is optimal sleep. In fact, a prominent study of runners found that those not getting adequate sleep were 170% more likely to get injured.

Get started with the two-minute sleep quiz, and use code BOULDER at checkout for 15% off your first order.

Strategic Sponsor

Laird Superfood

With clean, plant-based, functional ingredients, Laird's products optimize and elevate every part of your day. Our thoughtfully created products inspire people to be a force in their own lives.

Use code SUPERFOOD20 for 20% off their entire website!

Strategic Sponsor

Pella Windows & Doors

Pella Windows & Doors of Denver and Northern Colorado is dedicated to helping every customer select the right product for his or her home and budget. Their goal is not only to make their customers happy but also to make you so pleased with your experience that you can’t wait to refer your friends and family!

Official Pilates Studio

Controlology Studio

Controlology believes that Pilates has the power to transform your mind, body, and spirit.

Each session at their pilates studio will challenge and deepen your body awareness, strength, and flexibility, as well as complement your daily activities so that you can live your life to the fullest!

All they ask is that you come as you are, and they'll handle the rest.

Their experienced instructors and inclusive environment make Pilates accessible to all – from beginners to seasoned Pilates practitioners.


Boulderthon® was named in the Top 5 Half Marathons in the US and our registrations are up 90% over 2022 at this time.

We expect 6,000 runners and more than 20,000 visitors to Boulder during the first weekend of October.

If interested, please contact us by submitting the form for more information.

View Event Overview

Boulderthon Half, Full, 5k. 10k & Kids Run Overview 


View Partner Tiers

Boulderthon Partnership Tiers 2023